Air filter
Latest AAF-McQuay Inc. Patents:
Description
The features shown in broken lines depict environmental structure only and form no part of the claimed design.
Claims
The ornamental design for an air filter, as shown and described.
Referenced Cited
U.S. Patent Documents
2433544 | December 1947 | Blake et al. |
D260422 | August 25, 1981 | Husted |
D288230 | February 10, 1987 | Thatcher |
D376640 | December 17, 1996 | Kloster |
5775988 | July 7, 1998 | Eakin |
6136077 | October 24, 2000 | Walker |
D455826 | April 16, 2002 | Gillingham et al. |
6796100 | September 28, 2004 | Venezia |
D528646 | September 19, 2006 | Stout, Jr. |
D537931 | March 6, 2007 | Kashimura |
D538917 | March 20, 2007 | Kashimura |
D571450 | June 17, 2008 | Brown |
D620585 | July 27, 2010 | Adair et al. |
Patent History
Patent number: D652498
Type: Grant
Filed: Jul 11, 2011
Date of Patent: Jan 17, 2012
Assignee: AAF-McQuay Inc. (Louisville, KY)
Inventor: Mohammad Usman Rafi (Newcastle upon Tyne)
Primary Examiner: David Muller
Attorney: Middleton Reutlinger
Application Number: 29/397,049
Type: Grant
Filed: Jul 11, 2011
Date of Patent: Jan 17, 2012
Assignee: AAF-McQuay Inc. (Louisville, KY)
Inventor: Mohammad Usman Rafi (Newcastle upon Tyne)
Primary Examiner: David Muller
Attorney: Middleton Reutlinger
Application Number: 29/397,049
Classifications
Current U.S. Class:
Filter (D23/365)